Williams Paul Christopher has filed 40 insider transactions across 1 company since March 2023.
Most recent transaction: a option exercise of 1006 shares of Cytek Biosciences, Inc. ($CTKB) on August 19, 2024.
| Transaction Date | Company | Ticker | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Aug. 19, 2024 | Cytek Biosciences, Inc. | $CTKB | Williams Paul Christopher | CHIEF OPERATING OFFICER | M | Common Stock | 1006 | $0.00 | 10,908.0000 | 135,283,044 | 10.16% | 0.00% |
| Aug. 19, 2024 | Cytek Biosciences, Inc. | $CTKB | Williams Paul Christopher | CHIEF OPERATING OFFICER | F | Common Stock | 392 | $5.53 | 10,516.0000 | 135,283,044 | 3.59% | 0.00% |
| Aug. 19, 2024 | Cytek Biosciences, Inc. | $CTKB | Williams Paul Christopher | CHIEF OPERATING OFFICER | M | Common Stock | 920 | $0.00 | 11,436.0000 | 135,283,044 | 8.75% | 0.00% |
| Aug. 19, 2024 | Cytek Biosciences, Inc. | $CTKB | Williams Paul Christopher | CHIEF OPERATING OFFICER | F | Common Stock | 359 | $5.53 | 11,077.0000 | 135,283,044 | 3.14% | 0.00% |
| Aug. 19, 2024 | Cytek Biosciences, Inc. | $CTKB | Williams Paul Christopher | CHIEF OPERATING OFFICER | M | Common Stock | 8840 | $0.00 | 19,917.0000 | 135,283,044 | 79.81% | 0.01% |
| Aug. 19, 2024 | Cytek Biosciences, Inc. | $CTKB | Williams Paul Christopher | CHIEF OPERATING OFFICER | F | Common Stock | 3444 | $5.53 | 16,473.0000 | 135,283,044 | 17.29% | 0.00% |
| Aug. 19, 2024 | Cytek Biosciences, Inc. | $CTKB | Williams Paul Christopher | CHIEF OPERATING OFFICER | M | Restricted Stock Units | 1006 | $0.00 | 9,063.0000 | 135,283,044 | 9.99% | 0.00% |
| Aug. 19, 2024 | Cytek Biosciences, Inc. | $CTKB | Williams Paul Christopher | CHIEF OPERATING OFFICER | M | Restricted Stock Units | 920 | $0.00 | 9,513.0000 | 135,283,044 | 8.82% | 0.00% |
| Aug. 19, 2024 | Cytek Biosciences, Inc. | $CTKB | Williams Paul Christopher | CHIEF OPERATING OFFICER | M | Restricted Stock Units | 8840 | $0.00 | 126,709.0000 | 135,283,044 | 6.52% | 0.01% |
| May 20, 2024 | Cytek Biosciences, Inc. | $CTKB | Williams Paul Christopher | CHIEF OPERATING OFFICER | M | Common Stock | 1006 | $0.00 | 6,323.0000 | 135,283,044 | 18.92% | 0.00% |
| May 20, 2024 | Cytek Biosciences, Inc. | $CTKB | Williams Paul Christopher | CHIEF OPERATING OFFICER | F | Common Stock | 392 | $5.96 | 5,931.0000 | 135,283,044 | 6.20% | 0.00% |
| May 20, 2024 | Cytek Biosciences, Inc. | $CTKB | Williams Paul Christopher | CHIEF OPERATING OFFICER | M | Common Stock | 613 | $0.00 | 6,544.0000 | 135,283,044 | 10.34% | 0.00% |
| May 20, 2024 | Cytek Biosciences, Inc. | $CTKB | Williams Paul Christopher | CHIEF OPERATING OFFICER | F | Common Stock | 239 | $5.96 | 6,305.0000 | 135,283,044 | 3.65% | 0.00% |
| May 20, 2024 | Cytek Biosciences, Inc. | $CTKB | Williams Paul Christopher | CHIEF OPERATING OFFICER | M | Common Stock | 5893 | $0.00 | 12,198.0000 | 135,283,044 | 93.47% | 0.00% |
| May 20, 2024 | Cytek Biosciences, Inc. | $CTKB | Williams Paul Christopher | CHIEF OPERATING OFFICER | F | Common Stock | 2296 | $5.96 | 9,902.0000 | 135,283,044 | 18.82% | 0.00% |
| May 20, 2024 | Cytek Biosciences, Inc. | $CTKB | Williams Paul Christopher | CHIEF OPERATING OFFICER | M | Restricted Stock Units | 1006 | $0.00 | 10,069.0000 | 135,283,044 | 9.08% | 0.00% |
| May 20, 2024 | Cytek Biosciences, Inc. | $CTKB | Williams Paul Christopher | CHIEF OPERATING OFFICER | M | Restricted Stock Units | 613 | $0.00 | 10,433.0000 | 135,283,044 | 5.55% | 0.00% |
| May 20, 2024 | Cytek Biosciences, Inc. | $CTKB | Williams Paul Christopher | CHIEF OPERATING OFFICER | M | Restricted Stock Units | 5893 | $0.00 | 135,549.0000 | 135,283,044 | 4.17% | 0.00% |
| March 11, 2024 | Cytek Biosciences, Inc. | $CTKB | Williams Paul Christopher | CHIEF OPERATING OFFICER | M | Common Stock | 1227 | $0.00 | 5,795.0000 | 135,283,044 | 26.86% | 0.00% |
| March 11, 2024 | Cytek Biosciences, Inc. | $CTKB | Williams Paul Christopher | CHIEF OPERATING OFFICER | F | Common Stock | 478 | $7.22 | 5,317.0000 | 135,283,044 | 8.25% | 0.00% |
| March 11, 2024 | Cytek Biosciences, Inc. | $CTKB | Williams Paul Christopher | CHIEF OPERATING OFFICER | M | Restricted Stock Units | 1227 | $0.00 | 11,046.0000 | 135,283,044 | 10.00% | 0.00% |
| March 6, 2024 | Cytek Biosciences, Inc. | $CTKB | Williams Paul Christopher | CHIEF OPERATING OFFICER | A | Employee Stock Option (right to buy) | 210526 | $0.00 | 210,526.0000 | 135,283,044 | 9999.99% | 0.16% |
| March 6, 2024 | Cytek Biosciences, Inc. | $CTKB | Williams Paul Christopher | CHIEF OPERATING OFFICER | A | Restricted Stock Units | 141442 | $0.00 | 141,442.0000 | 135,283,044 | 9999.99% | 0.10% |
| Feb. 20, 2024 | Cytek Biosciences, Inc. | $CTKB | Williams Paul Christopher | CHIEF OPERATING OFFICER | M | Common Stock | 1006 | $0.00 | 4,960.0000 | 135,283,044 | 25.44% | 0.00% |
| Feb. 20, 2024 | Cytek Biosciences, Inc. | $CTKB | Williams Paul Christopher | CHIEF OPERATING OFFICER | F | Common Stock | 392 | $8.38 | 4,568.0000 | 135,283,044 | 7.90% | 0.00% |
| Feb. 20, 2024 | Cytek Biosciences, Inc. | $CTKB | Williams Paul Christopher | CHIEF OPERATING OFFICER | M | Restricted Stock Units | 1006 | $0.00 | 11,075.0000 | 135,283,044 | 8.33% | 0.00% |
| Nov. 18, 2023 | Cytek Biosciences, Inc. | $CTKB | Williams Paul Christopher | Chief Operating Officer | M | Common Stock | 4027 | $0.00 | 4,962.0000 | 138,562,111 | 430.70% | 0.00% |
| Nov. 18, 2023 | Cytek Biosciences, Inc. | $CTKB | Williams Paul Christopher | Chief Operating Officer | F | Common Stock | 1569 | $5.98 | 3,393.0000 | 138,562,111 | 31.62% | 0.00% |
| Nov. 18, 2023 | Cytek Biosciences, Inc. | $CTKB | Williams Paul Christopher | Chief Operating Officer | M | Common Stock | 920 | $0.00 | 4,313.0000 | 138,562,111 | 27.11% | 0.00% |
| Nov. 18, 2023 | Cytek Biosciences, Inc. | $CTKB | Williams Paul Christopher | Chief Operating Officer | F | Common Stock | 359 | $5.98 | 3,954.0000 | 138,562,111 | 8.32% | 0.00% |
| Nov. 18, 2023 | Cytek Biosciences, Inc. | $CTKB | Williams Paul Christopher | Chief Operating Officer | M | Restricted Stock Units | 4027 | $0.00 | 12,081.0000 | 138,562,111 | 25.00% | 0.00% |
| Nov. 18, 2023 | Cytek Biosciences, Inc. | $CTKB | Williams Paul Christopher | Chief Operating Officer | M | Restricted Stock Units | 920 | $0.00 | 12,273.0000 | 138,562,111 | 6.97% | 0.00% |
| Aug. 18, 2023 | Cytek Biosciences, Inc. | $CTKB | Williams Paul Christopher | Chief Operating Officer | M | Common Stock | 920 | $0.00 | 1,294.0000 | 138,562,111 | 245.99% | 0.00% |
| Aug. 18, 2023 | Cytek Biosciences, Inc. | $CTKB | Williams Paul Christopher | Chief Operating Officer | F | Common Stock | 359 | $8.46 | 935.0000 | 138,562,111 | 27.74% | 0.00% |
| Aug. 18, 2023 | Cytek Biosciences, Inc. | $CTKB | Williams Paul Christopher | Chief Operating Officer | M | Restricted Stock Units | 920 | $0.00 | 13,193.0000 | 138,562,111 | 6.52% | 0.00% |
| May 18, 2023 | Cytek Biosciences, Inc. | $CTKB | Williams Paul Christopher | Chief Operating Officer | M | Common Stock | 613 | $0.00 | 613.0000 | 138,562,111 | 9999.99% | 0.00% |
| May 18, 2023 | Cytek Biosciences, Inc. | $CTKB | Williams Paul Christopher | Chief Operating Officer | F | Common Stock | 239 | $6.69 | 374.0000 | 138,562,111 | 38.99% | 0.00% |
| May 18, 2023 | Cytek Biosciences, Inc. | $CTKB | Williams Paul Christopher | Chief Operating Officer | M | Restricted Stock Units | 613 | $0.00 | 14,113.0000 | 138,562,111 | 4.16% | 0.00% |
| March 3, 2023 | Cytek Biosciences, Inc. | $CTKB | Williams Paul Christopher | Chief Operating Officer | A | Employee Stock option (right to buy) | 22257 | $0.00 | 22,257.0000 | 138,562,111 | 9999.99% | 0.02% |
| March 3, 2023 | Cytek Biosciences, Inc. | $CTKB | Williams Paul Christopher | Chief Operating Officer | A | Restricted Stock Units | 14726 | $0.00 | 14,726.0000 | 138,562,111 | 9999.99% | 0.01% |